<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title>jsp File</title>
</head>
<body>
<%@include file="head.jsp"%>
<!-- html 注释 -->
<%-- jsp 注释 --%>
jsp file
<hr>
<%-- jsp 脚本片段 --%>
<%
    int a = 10;
    for (int i = 0; i < 10; i++) {
%>
       <button type="button">按钮</button>
<%
    }
%>
<%-- 脚本声明 --%>
<%! int b = 20;%>

<%--脚本表达式--%>
<%="hello world"%>
<%@include file="head.jsp"%>


<%=application.getRealPath("/") %>
<br/>

<%=b%>
</body>
</html>
